import java.util.Scanner;

public class HomeWork07_05{
    public static void main(String[] args){
        Scanner scan = new Scanner(System.in);
        System.out.print("please enter an integer: ");
        int itger = scan.nextInt();
        
        EvenOrOdd eoo = new EvenOrOdd(itger);
        eoo.judge();
    }
}

class EvenOrOdd{
    int itger;
    EvenOrOdd(int i){
        this.itger = i;
    }
    void judge(){
        if(itger % 2 == 0){
            System.out.println(itger + " 是偶数");
        }else{
            System.out.println(itger + " 是奇数");
        }
    }
}